diff --git a/src/plugins/platforms/windows/qwindowsfontengine.cpp b/src/plugins/platforms/windows/qwindowsfontengine.cpp
index 38856a69de5..e45ff5d744b 100644
--- a/src/plugins/platforms/windows/qwindowsfontengine.cpp
+++ b/src/plugins/platforms/windows/qwindowsfontengine.cpp
@@ -1017,7 +1017,7 @@ QFontEngine::Properties QWindowsFontEngine::properties() const
 void QWindowsFontEngine::getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics)
 {
     LOGFONT lf = m_logfont;
-    lf.lfHeight = unitsPerEm;
+    lf.lfHeight = -unitsPerEm;
     int flags = synthesized();
     if(flags & SynthesizedItalic)
         lf.lfItalic = false;